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+// license:BSD-3-Clause
+// copyright-holders:hap
+/*
+
+ Sharp SM5xx family handhelds.
+
+*/
+
+#ifndef MAME_INCLUDES_HH_SM510_H
+#define MAME_INCLUDES_HH_SM510_H
+
+#include "sound/spkrdev.h"
+
+
+class hh_sm510_state : public driver_device
+{
+public:
+ hh_sm510_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_inp_matrix(*this, "IN.%u", 0),
+ m_out_x(*this, "%u.%u.%u", 0U, 0U, 0U),
+ m_speaker(*this, "speaker"),
+ m_inp_lines(0),
+ m_display_wait(33)
+ { }
+
+ // devices
+ required_device<cpu_device> m_maincpu;
+ optional_ioport_array<7> m_inp_matrix; // max 7
+ output_finder<16, 16, 4> m_out_x;
+ optional_device<speaker_sound_device> m_speaker;
+
+ // misc common
+ u16 m_inp_mux; // multiplexed inputs mask
+ int m_inp_lines; // number of input mux columns
+ u8 m_s; // MCU S output pins
+ u8 m_r; // MCU R output pins
+
+ u8 read_inputs(int columns);
+
+ virtual void update_k_line();
+ virtual DECLARE_INPUT_CHANGED_MEMBER(input_changed);
+ virtual DECLARE_INPUT_CHANGED_MEMBER(acl_button);
+ virtual DECLARE_WRITE16_MEMBER(sm510_lcd_segment_w);
+ virtual DECLARE_WRITE8_MEMBER(sm500_lcd_segment_w);
+ virtual DECLARE_READ8_MEMBER(input_r);
+ virtual DECLARE_WRITE8_MEMBER(input_w);
+ virtual DECLARE_WRITE8_MEMBER(piezo_r1_w);
+ virtual DECLARE_WRITE8_MEMBER(piezo_r2_w);
+ virtual DECLARE_WRITE8_MEMBER(piezo_input_w);
+
+ // display common
+ int m_display_wait; // lcd segment on/off-delay in milliseconds (default 33ms)
+ u8 m_display_x_len; // lcd number of groups
+ u8 m_display_y_len; // lcd number of segments
+ u8 m_display_z_len; // lcd number of commons
+ u32 m_display_state[0x20]; // lcd segment data (max. 5-bit offset)
+ u8 m_display_decay[0x20][0x20]; // (internal use)
+
+ void set_display_size(u8 x, u8 y, u8 z);
+ TIMER_DEVICE_CALLBACK_MEMBER(display_decay_tick);
+
+protected:
+ virtual void machine_start() override;
+ virtual void machine_reset() override;
+};
+
+
+#endif // MAME_INCLUDES_HH_SM510_H